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Science is built of facts the way a house is built of bricks but an accumulation of facts is no more science than a pile of bricks is a house.

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The scientist does not study nature because it is useful; he studies it because he delights in it, and he delights in it because it is beautiful.

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Physicists believe that the Gaussian law has been proved in mathematics while mathematicians think that it was experimentally established in physics.

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Mathematics is the art of giving the same name to different things.

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Consider now the Milky Way. Here also we see an innumerable dust, only the grains of this dust are no longer atoms but stars; these grains also move w...more

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How is it that there are so many minds that are incapable of understanding mathematics? ... the skeleton of our understanding, ... and actually they a...more

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The philosophers make still another objection: "What you gain in rigour," they say, "you lose in objectivity. You can rise toward your logical ideal o...more

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Pure analysis puts at our disposal a multitude of procedures whose infallibility it guarantees; it opens to us a thousand different ways on which we c...more